Changes to Upload a file

added ExternalMetadataResponse subschema #2 to the external_metadata response property oneOf list for the response status 200

added ExternalMetadataResponse subschema #2 to the external_metadata response property oneOf list for the response status 201

added ExternalMetadataResponse subschema #2 to the external_metadata response property oneOf list for the response status 207

request property parser deprecated (media type: multipart/form-data)

request property parser deprecated (media type: application/x-www-form-urlencoded)

added the media type application/json for the response with the status 400

added the media type application/json for the response with the status 401

added the media type application/json for the response with the status 403

added the media type application/json for the response with the status 429

added the non-success response with the status 422

added the non-success response with the status 503

removed ExternalMetadataResponse from the external_metadata response property allOf list for the response status 200

removed ExternalMetadataResponse from the external_metadata response property allOf list for the response status 201

removed ExternalMetadataResponse from the external_metadata response property allOf list for the response status 207

added the required property thumbnail to the response with the 200 status

added the required property thumbnail to the response with the 201 status

added the required property thumbnail to the response with the 207 status